Buffer Overflow Vulnerability in stb_image Library Affecting Image Processing
CVE-2021-42716

7.1HIGH

Key Information:

Vendor: Nothings
Status: Stb Image.h
Vendor: CVE Published:; 21 October 2021

What is CVE-2021-42716?

A buffer overflow vulnerability exists in the stb_image library, specifically in the PNM loader. This issue arises when 16-bit PGM files are incorrectly processed as 8-bit images, leading to improper memory handling and potential crashes in services utilizing stb_image. Furthermore, attackers might exploit this vulnerability to read up to 1024 bytes of non-consecutive heap data, posing risks to application integrity and data security.

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